; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals
; RUN: opt -S -globalopt < %s | FileCheck %s

@llvm.global_ctors = appending global [6 x { i32, ptr, ptr }] [
  { i32, ptr, ptr } { i32 65535, ptr @ctor0, ptr null },
  { i32, ptr, ptr } { i32 65535, ptr @ctor1, ptr null },
  { i32, ptr, ptr } { i32 65535, ptr @ctor2, ptr null },
  { i32, ptr, ptr } { i32 65535, ptr @ctor3, ptr null },
  { i32, ptr, ptr } { i32 65535, ptr @ctor4, ptr null },
  { i32, ptr, ptr } { i32 65535, ptr @ctor5, ptr null }
]

;.
; CHECK: @[[LLVM_GLOBAL_CTORS:[a-zA-Z0-9_$"\\.-]+]] = appending global [0 x { i32, ptr, ptr }] zeroinitializer
; CHECK: @[[G0:[a-zA-Z0-9_$"\\.-]+]] = local_unnamed_addr global { i32, i32 } zeroinitializer
; CHECK: @[[G1:[a-zA-Z0-9_$"\\.-]+]] = local_unnamed_addr global { i32, i32, i32 } { i32 0, i32 0, i32 1 }
; CHECK: @[[G2:[a-zA-Z0-9_$"\\.-]+]] = local_unnamed_addr global { i32, i32, i32 } { i32 1, i32 0, i32 0 }
; CHECK: @[[G3:[a-zA-Z0-9_$"\\.-]+]] = local_unnamed_addr global { i32, i32 } { i32 0, i32 1 }
; CHECK: @[[G4:[a-zA-Z0-9_$"\\.-]+]] = local_unnamed_addr global { i32, i32 } { i32 0, i32 undef }
; CHECK: @[[G5:[a-zA-Z0-9_$"\\.-]+]] = local_unnamed_addr global { i16, i32 } { i16 0, i32 1 }
;.

; memset of all-zero global
@g0 = global { i32, i32 } zeroinitializer
define internal void @ctor0() {
  call void @llvm.memset.p0.i64(ptr @g0, i8 0, i64 8, i1 false)
  ret void
}

; memset of zero prefix
@g1 = global { i32, i32, i32 } { i32 0, i32 0, i32 1 }

define internal void @ctor1() {
  call void @llvm.memset.p0.i64(ptr @g1, i8 0, i64 8, i1 false)
  ret void
}

; memset of zero suffix
@g2 = global { i32, i32, i32 } { i32 1, i32 0, i32 0 }

define internal void @ctor2() {
  call void @llvm.memset.p0.i64(ptr getelementptr (i32, ptr @g2, i64 1), i8 0, i64 8, i1 false)
  ret void
}

; memset of some non-zero bytes
@g3 = global { i32, i32 } { i32 0, i32 1 }

define internal void @ctor3() {
  call void @llvm.memset.p0.i64(ptr @g3, i8 0, i64 8, i1 false)
  ret void
}

; memset of some undef bytes
@g4 = global { i32, i32 } { i32 0, i32 undef }

define internal void @ctor4() {
  call void @llvm.memset.p0.i64(ptr @g4, i8 0, i64 8, i1 false)
  ret void
}

; memset including padding bytes
@g5 = global { i16, i32 } { i16 0, i32 1 }

define internal void @ctor5() {
  call void @llvm.memset.p0.i64(ptr @g5, i8 0, i64 4, i1 false)
  ret void
}

declare void @llvm.memset.p0.i64(ptr, i8, i64, i1)